15311340

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1$

素因数の和:93

約数の個数: 216

約数和(自身を含む): 55189680

約数和(自身を除く): 39878340

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 19, 20, 22, 30, 33, 36, 37, 38, 44, 45, 55, 57, 60, 66, 74, 76, 90, 95, 99, 110, 111, 114, 121, 132, 148, 165, 171, 180, 185, 190, 198, 209, 220, 222, 228, 242, 285, 330, 333, 342, 363, 370, 380, 396, 407, 418, 444, 484, 495, 555, 570, 605, 627, 660, 666, 684, 703, 726, 740, 814, 836, 855, 990, 1045, 1089, 1110, 1140, 1210, 1221, 1254, 1332, 1406, 1452, 1628, 1665, 1710, 1815, 1881, 1980, 2035, 2090, 2109, 2178, 2220, 2299, 2420, 2442, 2508, 2812, 3135, 3330, 3420, 3515, 3630, 3663, 3762, 4070, 4180, 4218, 4356, 4477, 4598, 4884, 5445, 6105, 6270, 6327, 6660, 6897, 7030, 7260, 7326, 7524, 7733, 8140, 8436, 8954, 9196, 9405, 10545, 10890, 11495, 12210, 12540, 12654, 13431, 13794, 14060, 14652, 15466, 17908, 18315, 18810, 20691, 21090, 21780, 22385, 22990, 23199, 24420, 25308, 26862, 27588, 30932, 31635, 34485, 36630, 37620, 38665, 40293, 41382, 42180, 44770, 45980, 46398, 53724, 63270, 67155, 68970, 69597, 73260, 77330, 80586, 82764, 85063, 89540, 92796, 103455, 115995, 126540, 134310, 137940, 139194, 154660, 161172, 170126, 201465, 206910, 231990, 255189, 268620, 278388, 340252, 347985, 402930, 413820, 425315, 463980, 510378, 695970, 765567, 805860, 850630, 1020756, 1275945, 1391940, 1531134, 1701260, 2551890, 3062268, 3827835, 5103780, 7655670, 15311340]

約数ペア:

[(1, 15311340), (2, 7655670), (3, 5103780), (4, 3827835), (5, 3062268), (6, 2551890), (9, 1701260), (10, 1531134), (11, 1391940), (12, 1275945), (15, 1020756), (18, 850630), (19, 805860), (20, 765567), (22, 695970), (30, 510378), (33, 463980), (36, 425315), (37, 413820), (38, 402930), (44, 347985), (45, 340252), (55, 278388), (57, 268620), (60, 255189), (66, 231990), (74, 206910), (76, 201465), (90, 170126), (95, 161172), (99, 154660), (110, 139194), (111, 137940), (114, 134310), (121, 126540), (132, 115995), (148, 103455), (165, 92796), (171, 89540), (180, 85063), (185, 82764), (190, 80586), (198, 77330), (209, 73260), (220, 69597), (222, 68970), (228, 67155), (242, 63270), (285, 53724), (330, 46398), (333, 45980), (342, 44770), (363, 42180), (370, 41382), (380, 40293), (396, 38665), (407, 37620), (418, 36630), (444, 34485), (484, 31635), (495, 30932), (555, 27588), (570, 26862), (605, 25308), (627, 24420), (660, 23199), (666, 22990), (684, 22385), (703, 21780), (726, 21090), (740, 20691), (814, 18810), (836, 18315), (855, 17908), (990, 15466), (1045, 14652), (1089, 14060), (1110, 13794), (1140, 13431), (1210, 12654), (1221, 12540), (1254, 12210), (1332, 11495), (1406, 10890), (1452, 10545), (1628, 9405), (1665, 9196), (1710, 8954), (1815, 8436), (1881, 8140), (1980, 7733), (2035, 7524), (2090, 7326), (2109, 7260), (2178, 7030), (2220, 6897), (2299, 6660), (2420, 6327), (2442, 6270), (2508, 6105), (2812, 5445), (3135, 4884), (3330, 4598), (3420, 4477), (3515, 4356), (3630, 4218), (3663, 4180), (3762, 4070)]